isdn_ttyfax.c
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上传日期:2013-04-10
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- /* $Id: isdn_ttyfax.c,v 1.1.4.1 2001/11/20 14:19:34 kai Exp $
- *
- * Linux ISDN subsystem, tty_fax AT-command emulator (linklevel).
- *
- * Copyright 1999 by Armin Schindler (mac@melware.de)
- * Copyright 1999 by Ralf Spachmann (mel@melware.de)
- * Copyright 1999 by Cytronics & Melware
- *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
- */
- #undef ISDN_TTY_FAX_STAT_DEBUG
- #undef ISDN_TTY_FAX_CMD_DEBUG
- #include <linux/isdn.h>
- #include "isdn_common.h"
- #include "isdn_tty.h"
- #include "isdn_ttyfax.h"
- static char *isdn_tty_fax_revision = "$Revision: 1.1.4.1 $";
- #define PARSE_ERROR1 { isdn_tty_fax_modem_result(1, info); return 1; }
- static char *
- isdn_getrev(const char *revision)
- {
- char *rev;
- char *p;
- if ((p = strchr(revision, ':'))) {
- rev = p + 2;
- p = strchr(rev, '$');
- *--p = 0;
- } else
- rev = "???";
- return rev;
- }
- /*
- * Fax Class 2 Modem results
- *
- */
- static void
- isdn_tty_fax_modem_result(int code, modem_info * info)
- {
- atemu *m = &info->emu;
- T30_s *f = info->fax;
- char rs[50];
- char rss[50];
- char *rp;
- int i;
- static char *msg[] =
- {"OK", "ERROR", "+FCON", "+FCSI:", "+FDIS:",
- "+FHNG:", "+FDCS:", "CONNECT", "+FTSI:",
- "+FCFR", "+FPTS:", "+FET:"};
- isdn_tty_at_cout("rn", info);
- isdn_tty_at_cout(msg[code], info);
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax send %s on ttyI%dn",
- msg[code], info->line);
- #endif
- switch (code) {
- case 0: /* OK */
- break;
- case 1: /* ERROR */
- break;
- case 2: /* +FCON */
- /* Append CPN, if enabled */
- if ((m->mdmreg[REG_CPNFCON] & BIT_CPNFCON) &&
- (!(dev->usage[info->isdn_channel] & ISDN_USAGE_OUTGOING))) {
- sprintf(rs, "/%s", m->cpn);
- isdn_tty_at_cout(rs, info);
- }
- info->online = 1;
- f->fet = 0;
- if (f->phase == ISDN_FAX_PHASE_A)
- f->phase = ISDN_FAX_PHASE_B;
- break;
- case 3: /* +FCSI */
- case 8: /* +FTSI */
- sprintf(rs, ""%s"", f->r_id);
- isdn_tty_at_cout(rs, info);
- break;
- case 4: /* +FDIS */
- rs[0] = 0;
- rp = &f->r_resolution;
- for (i = 0; i < 8; i++) {
- sprintf(rss, "%c%s", rp[i] + 48,
- (i < 7) ? "," : "");
- strcat(rs, rss);
- }
- isdn_tty_at_cout(rs, info);
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax DIS=%s on ttyI%dn",
- rs, info->line);
- #endif
- break;
- case 5: /* +FHNG */
- sprintf(rs, "%d", f->code);
- isdn_tty_at_cout(rs, info);
- info->faxonline = 0;
- break;
- case 6: /* +FDCS */
- rs[0] = 0;
- rp = &f->r_resolution;
- for (i = 0; i < 8; i++) {
- sprintf(rss, "%c%s", rp[i] + 48,
- (i < 7) ? "," : "");
- strcat(rs, rss);
- }
- isdn_tty_at_cout(rs, info);
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax DCS=%s on ttyI%dn",
- rs, info->line);
- #endif
- break;
- case 7: /* CONNECT */
- info->faxonline |= 2;
- break;
- case 9: /* FCFR */
- break;
- case 10: /* FPTS */
- isdn_tty_at_cout("1", info);
- break;
- case 11: /* FET */
- sprintf(rs, "%d", f->fet);
- isdn_tty_at_cout(rs, info);
- break;
- }
- isdn_tty_at_cout("rn", info);
- switch (code) {
- case 7: /* CONNECT */
- info->online = 2;
- if (info->faxonline & 1) {
- sprintf(rs, "%c", XON);
- isdn_tty_at_cout(rs, info);
- }
- break;
- }
- }
- int
- isdn_tty_fax_command1(modem_info * info, isdn_ctrl * c)
- {
- static char *msg[] =
- {"OK", "CONNECT", "NO CARRIER", "ERROR", "FCERROR"};
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty: FCLASS1 cmd(%d)n", c->parm.aux.cmd);
- #endif
- if (c->parm.aux.cmd < ISDN_FAX_CLASS1_QUERY) {
- if (info->online)
- info->online = 1;
- isdn_tty_at_cout("rn", info);
- isdn_tty_at_cout(msg[c->parm.aux.cmd], info);
- isdn_tty_at_cout("rn", info);
- }
- switch (c->parm.aux.cmd) {
- case ISDN_FAX_CLASS1_CONNECT:
- info->online = 2;
- break;
- case ISDN_FAX_CLASS1_OK:
- case ISDN_FAX_CLASS1_FCERROR:
- case ISDN_FAX_CLASS1_ERROR:
- case ISDN_FAX_CLASS1_NOCARR:
- break;
- case ISDN_FAX_CLASS1_QUERY:
- isdn_tty_at_cout("rn", info);
- if (!c->parm.aux.para[0]) {
- isdn_tty_at_cout(msg[ISDN_FAX_CLASS1_ERROR], info);
- isdn_tty_at_cout("rn", info);
- } else {
- isdn_tty_at_cout(c->parm.aux.para, info);
- isdn_tty_at_cout("rnOKrn", info);
- }
- break;
- }
- return (0);
- }
- int
- isdn_tty_fax_command(modem_info * info, isdn_ctrl * c)
- {
- T30_s *f = info->fax;
- char rs[10];
- if (TTY_IS_FCLASS1(info))
- return (isdn_tty_fax_command1(info, c));
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax cmd %d on ttyI%dn",
- f->r_code, info->line);
- #endif
- switch (f->r_code) {
- case ISDN_TTY_FAX_FCON:
- info->faxonline = 1;
- isdn_tty_fax_modem_result(2, info); /* +FCON */
- return (0);
- case ISDN_TTY_FAX_FCON_I:
- info->faxonline = 16;
- isdn_tty_fax_modem_result(2, info); /* +FCON */
- return (0);
- case ISDN_TTY_FAX_RID:
- if (info->faxonline & 1)
- isdn_tty_fax_modem_result(3, info); /* +FCSI */
- if (info->faxonline & 16)
- isdn_tty_fax_modem_result(8, info); /* +FTSI */
- return (0);
- case ISDN_TTY_FAX_DIS:
- isdn_tty_fax_modem_result(4, info); /* +FDIS */
- return (0);
- case ISDN_TTY_FAX_HNG:
- if (f->phase == ISDN_FAX_PHASE_C) {
- if (f->direction == ISDN_TTY_FAX_CONN_IN) {
- sprintf(rs, "%c%c", DLE, ETX);
- isdn_tty_at_cout(rs, info);
- } else {
- sprintf(rs, "%c", 0x18);
- isdn_tty_at_cout(rs, info);
- }
- info->faxonline &= ~2; /* leave data mode */
- info->online = 1;
- }
- f->phase = ISDN_FAX_PHASE_E;
- isdn_tty_fax_modem_result(5, info); /* +FHNG */
- isdn_tty_fax_modem_result(0, info); /* OK */
- return (0);
- case ISDN_TTY_FAX_DCS:
- isdn_tty_fax_modem_result(6, info); /* +FDCS */
- isdn_tty_fax_modem_result(7, info); /* CONNECT */
- f->phase = ISDN_FAX_PHASE_C;
- return (0);
- case ISDN_TTY_FAX_TRAIN_OK:
- isdn_tty_fax_modem_result(6, info); /* +FDCS */
- isdn_tty_fax_modem_result(0, info); /* OK */
- return (0);
- case ISDN_TTY_FAX_SENT:
- isdn_tty_fax_modem_result(0, info); /* OK */
- return (0);
- case ISDN_TTY_FAX_CFR:
- isdn_tty_fax_modem_result(9, info); /* +FCFR */
- return (0);
- case ISDN_TTY_FAX_ET:
- sprintf(rs, "%c%c", DLE, ETX);
- isdn_tty_at_cout(rs, info);
- isdn_tty_fax_modem_result(10, info); /* +FPTS */
- isdn_tty_fax_modem_result(11, info); /* +FET */
- isdn_tty_fax_modem_result(0, info); /* OK */
- info->faxonline &= ~2; /* leave data mode */
- info->online = 1;
- f->phase = ISDN_FAX_PHASE_D;
- return (0);
- case ISDN_TTY_FAX_PTS:
- isdn_tty_fax_modem_result(10, info); /* +FPTS */
- if (f->direction == ISDN_TTY_FAX_CONN_OUT) {
- if (f->fet == 1)
- f->phase = ISDN_FAX_PHASE_B;
- if (f->fet == 0)
- isdn_tty_fax_modem_result(0, info); /* OK */
- }
- return (0);
- case ISDN_TTY_FAX_EOP:
- info->faxonline &= ~2; /* leave data mode */
- info->online = 1;
- f->phase = ISDN_FAX_PHASE_D;
- return (0);
- }
- return (-1);
- }
- void
- isdn_tty_fax_bitorder(modem_info * info, struct sk_buff *skb)
- {
- __u8 LeftMask;
- __u8 RightMask;
- __u8 fBit;
- __u8 Data;
- int i;
- if (!info->fax->bor) {
- for (i = 0; i < skb->len; i++) {
- Data = skb->data[i];
- for (
- LeftMask = 0x80, RightMask = 0x01;
- LeftMask > RightMask;
- LeftMask >>= 1, RightMask <<= 1
- ) {
- fBit = (Data & LeftMask);
- if (Data & RightMask)
- Data |= LeftMask;
- else
- Data &= ~LeftMask;
- if (fBit)
- Data |= RightMask;
- else
- Data &= ~RightMask;
- }
- skb->data[i] = Data;
- }
- }
- }
- /*
- * Parse AT+F.. FAX class 1 commands
- */
- int
- isdn_tty_cmd_FCLASS1(char **p, modem_info * info)
- {
- static char *cmd[] =
- {"AE", "TS", "RS", "TM", "RM", "TH", "RH"};
- isdn_ctrl c;
- int par, i;
- long flags;
- for (c.parm.aux.cmd = 0; c.parm.aux.cmd < 7; c.parm.aux.cmd++)
- if (!strncmp(p[0], cmd[c.parm.aux.cmd], 2))
- break;
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty_cmd_FCLASS1 (%s,%d)n", p[0], c.parm.aux.cmd);
- #endif
- if (c.parm.aux.cmd == 7)
- PARSE_ERROR1;
- p[0] += 2;
- switch (*p[0]) {
- case '?':
- p[0]++;
- c.parm.aux.subcmd = AT_QUERY;
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- c.parm.aux.subcmd = AT_EQ_QUERY;
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- c.parm.aux.subcmd = AT_EQ_VALUE;
- c.parm.aux.para[0] = par;
- }
- break;
- case 0:
- c.parm.aux.subcmd = AT_COMMAND;
- break;
- default:
- PARSE_ERROR1;
- }
- c.command = ISDN_CMD_FAXCMD;
- #ifdef ISDN_TTY_FAX_CMD_DEBUG
- printk(KERN_DEBUG "isdn_tty_cmd_FCLASS1 %d/%d/%d)n",
- c.parm.aux.cmd, c.parm.aux.subcmd, c.parm.aux.para[0]);
- #endif
- if (info->isdn_driver < 0) {
- save_flags(flags);
- cli();
- if ((c.parm.aux.subcmd == AT_EQ_VALUE) ||
- (c.parm.aux.subcmd == AT_COMMAND)) {
- restore_flags(flags);
- PARSE_ERROR1;
- }
- /* get a temporary connection to the first free fax driver */
- i = isdn_get_free_channel(ISDN_USAGE_FAX, ISDN_PROTO_L2_FAX,
- ISDN_PROTO_L3_FCLASS1, -1, -1, "00");
- if (i < 0) {
- restore_flags(flags);
- PARSE_ERROR1;
- }
- info->isdn_driver = dev->drvmap[i];
- info->isdn_channel = dev->chanmap[i];
- info->drv_index = i;
- dev->m_idx[i] = info->line;
- c.driver = info->isdn_driver;
- c.arg = info->isdn_channel;
- isdn_command(&c);
- isdn_free_channel(info->isdn_driver, info->isdn_channel,
- ISDN_USAGE_FAX);
- info->isdn_driver = -1;
- info->isdn_channel = -1;
- if (info->drv_index >= 0) {
- dev->m_idx[info->drv_index] = -1;
- info->drv_index = -1;
- }
- restore_flags(flags);
- } else {
- c.driver = info->isdn_driver;
- c.arg = info->isdn_channel;
- isdn_command(&c);
- }
- return 1;
- }
- /*
- * Parse AT+F.. FAX class 2 commands
- */
- int
- isdn_tty_cmd_FCLASS2(char **p, modem_info * info)
- {
- atemu *m = &info->emu;
- T30_s *f = info->fax;
- isdn_ctrl cmd;
- int par;
- char rs[50];
- char rss[50];
- int maxdccval[] =
- {1, 5, 2, 2, 3, 2, 0, 7};
- /* FAA still unchanged */
- if (!strncmp(p[0], "AA", 2)) { /* TODO */
- p[0] += 2;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", 0);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* BADLIN=value - dummy 0=disable errorchk disabled, 1-255 nr. of lines for making page bad */
- if (!strncmp(p[0], "BADLIN", 6)) {
- p[0] += 6;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->badlin);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-255");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- f->badlin = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FBADLIN=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* BADMUL=value - dummy 0=disable errorchk disabled (treshold multiplier) */
- if (!strncmp(p[0], "BADMUL", 6)) {
- p[0] += 6;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->badmul);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-255");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- f->badmul = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FBADMUL=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* BOR=n - Phase C bit order, 0=direct, 1=reverse */
- if (!strncmp(p[0], "BOR", 3)) {
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->bor);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,1");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 1))
- PARSE_ERROR1;
- f->bor = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FBOR=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* NBC=n - No Best Capabilities */
- if (!strncmp(p[0], "NBC", 3)) {
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->nbc);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,1");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 1))
- PARSE_ERROR1;
- f->nbc = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FNBC=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* BUF? - Readonly buffersize readout */
- if (!strncmp(p[0], "BUF?", 4)) {
- p[0] += 4;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FBUF? (%d) n", (16 * m->mdmreg[REG_PSIZE]));
- #endif
- p[0]++;
- sprintf(rs, "rn %d ", (16 * m->mdmreg[REG_PSIZE]));
- isdn_tty_at_cout(rs, info);
- return 0;
- }
- /* CIG=string - local fax station id string for polling rx */
- if (!strncmp(p[0], "CIG", 3)) {
- int i, r;
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn"%s"", f->pollid);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn"STRING"");
- isdn_tty_at_cout(rs, info);
- } else {
- if (*p[0] == '"')
- p[0]++;
- for (i = 0; (*p[0]) && i < (FAXIDLEN - 1) && (*p[0] != '"'); i++) {
- f->pollid[i] = *p[0]++;
- }
- if (*p[0] == '"')
- p[0]++;
- for (r = i; r < FAXIDLEN; r++) {
- f->pollid[r] = 32;
- }
- f->pollid[FAXIDLEN - 1] = 0;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax local poll ID rx "%s"n", f->pollid);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* CQ=n - copy qlty chk, 0= no chk, 1=only 1D chk, 2=1D+2D chk */
- if (!strncmp(p[0], "CQ", 2)) {
- p[0] += 2;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->cq);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,1,2");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 2))
- PARSE_ERROR1;
- f->cq = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FCQ=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* CR=n - can receive? 0= no data rx or poll remote dev, 1=do receive data or poll remote dev */
- if (!strncmp(p[0], "CR", 2)) {
- p[0] += 2;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->cr); /* read actual value from struct and print */
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,1"); /* display online help */
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 1))
- PARSE_ERROR1;
- f->cr = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FCR=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* CTCRTY=value - ECM retry count */
- if (!strncmp(p[0], "CTCRTY", 6)) {
- p[0] += 6;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->ctcrty);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-255");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- f->ctcrty = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FCTCRTY=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* DCC=vr,br,wd,ln,df,ec,bf,st - DCE capabilities parms */
- if (!strncmp(p[0], "DCC", 3)) {
- char *rp = &f->resolution;
- int i;
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- strcpy(rs, "rn");
- for (i = 0; i < 8; i++) {
- sprintf(rss, "%c%s", rp[i] + 48,
- (i < 7) ? "," : "");
- strcat(rs, rss);
- }
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- isdn_tty_at_cout("rn(0,1),(0-5),(0-2),(0-2),(0-3),(0-2),(0),(0-7)", info);
- p[0]++;
- } else {
- for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 8); i++) {
- if (*p[0] != ',') {
- if ((*p[0] - 48) > maxdccval[i]) {
- PARSE_ERROR1;
- }
- rp[i] = *p[0] - 48;
- p[0]++;
- if (*p[0] == ',')
- p[0]++;
- } else
- p[0]++;
- }
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FDCC capabilities DCE=%d,%d,%d,%d,%d,%d,%d,%dn",
- rp[0], rp[1], rp[2], rp[3], rp[4], rp[5], rp[6], rp[7]);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* DIS=vr,br,wd,ln,df,ec,bf,st - current session parms */
- if (!strncmp(p[0], "DIS", 3)) {
- char *rp = &f->resolution;
- int i;
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- strcpy(rs, "rn");
- for (i = 0; i < 8; i++) {
- sprintf(rss, "%c%s", rp[i] + 48,
- (i < 7) ? "," : "");
- strcat(rs, rss);
- }
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- isdn_tty_at_cout("rn(0,1),(0-5),(0-2),(0-2),(0-3),(0-2),(0),(0-7)", info);
- p[0]++;
- } else {
- for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 8); i++) {
- if (*p[0] != ',') {
- if ((*p[0] - 48) > maxdccval[i]) {
- PARSE_ERROR1;
- }
- rp[i] = *p[0] - 48;
- p[0]++;
- if (*p[0] == ',')
- p[0]++;
- } else
- p[0]++;
- }
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FDIS session parms=%d,%d,%d,%d,%d,%d,%d,%dn",
- rp[0], rp[1], rp[2], rp[3], rp[4], rp[5], rp[6], rp[7]);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* DR - Receive Phase C data command, initiates document reception */
- if (!strncmp(p[0], "DR", 2)) {
- p[0] += 2;
- if ((info->faxonline & 16) && /* incoming connection */
- ((f->phase == ISDN_FAX_PHASE_B) || (f->phase == ISDN_FAX_PHASE_D))) {
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FDRn");
- #endif
- f->code = ISDN_TTY_FAX_DR;
- cmd.driver = info->isdn_driver;
- cmd.arg = info->isdn_channel;
- cmd.command = ISDN_CMD_FAXCMD;
- isdn_command(&cmd);
- if (f->phase == ISDN_FAX_PHASE_B) {
- f->phase = ISDN_FAX_PHASE_C;
- } else if (f->phase == ISDN_FAX_PHASE_D) {
- switch (f->fet) {
- case 0: /* next page will be received */
- f->phase = ISDN_FAX_PHASE_C;
- isdn_tty_fax_modem_result(7, info); /* CONNECT */
- break;
- case 1: /* next doc will be received */
- f->phase = ISDN_FAX_PHASE_B;
- break;
- case 2: /* fax session is terminating */
- f->phase = ISDN_FAX_PHASE_E;
- break;
- default:
- PARSE_ERROR1;
- }
- }
- } else {
- PARSE_ERROR1;
- }
- return 1;
- }
- /* DT=df,vr,wd,ln - TX phase C data command (release DCE to proceed with negotiation) */
- if (!strncmp(p[0], "DT", 2)) {
- int i, val[] =
- {4, 0, 2, 3};
- char *rp = &f->resolution;
- p[0] += 2;
- if (!info->faxonline & 1) /* not outgoing connection */
- PARSE_ERROR1;
- for (i = 0; (((*p[0] >= '0') && (*p[0] <= '9')) || (*p[0] == ',')) && (i < 4); i++) {
- if (*p[0] != ',') {
- if ((*p[0] - 48) > maxdccval[val[i]]) {
- PARSE_ERROR1;
- }
- rp[val[i]] = *p[0] - 48;
- p[0]++;
- if (*p[0] == ',')
- p[0]++;
- } else
- p[0]++;
- }
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FDT tx data command parms=%d,%d,%d,%dn",
- rp[4], rp[0], rp[2], rp[3]);
- #endif
- if ((f->phase == ISDN_FAX_PHASE_B) || (f->phase == ISDN_FAX_PHASE_D)) {
- f->code = ISDN_TTY_FAX_DT;
- cmd.driver = info->isdn_driver;
- cmd.arg = info->isdn_channel;
- cmd.command = ISDN_CMD_FAXCMD;
- isdn_command(&cmd);
- if (f->phase == ISDN_FAX_PHASE_D) {
- f->phase = ISDN_FAX_PHASE_C;
- isdn_tty_fax_modem_result(7, info); /* CONNECT */
- }
- } else {
- PARSE_ERROR1;
- }
- return 1;
- }
- /* ECM=n - Error mode control 0=disabled, 2=enabled, handled by DCE alone incl. buff of partial pages */
- if (!strncmp(p[0], "ECM", 3)) {
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->ecm);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,2");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par != 0) && (par != 2))
- PARSE_ERROR1;
- f->ecm = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FECM=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* ET=n - End of page or document */
- if (!strncmp(p[0], "ET=", 3)) {
- p[0] += 3;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-2");
- isdn_tty_at_cout(rs, info);
- } else {
- if ((f->phase != ISDN_FAX_PHASE_D) || (!info->faxonline & 1))
- PARSE_ERROR1;
- par = isdn_getnum(p);
- if ((par < 0) || (par > 2))
- PARSE_ERROR1;
- f->fet = par;
- f->code = ISDN_TTY_FAX_ET;
- cmd.driver = info->isdn_driver;
- cmd.arg = info->isdn_channel;
- cmd.command = ISDN_CMD_FAXCMD;
- isdn_command(&cmd);
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FET=%dn", par);
- #endif
- return 1;
- }
- return 0;
- }
- /* K - terminate */
- if (!strncmp(p[0], "K", 1)) {
- p[0] += 1;
- if ((f->phase == ISDN_FAX_PHASE_IDLE) || (f->phase == ISDN_FAX_PHASE_E))
- PARSE_ERROR1;
- isdn_tty_modem_hup(info, 1);
- return 1;
- }
- /* LID=string - local fax ID */
- if (!strncmp(p[0], "LID", 3)) {
- int i, r;
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn"%s"", f->id);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn"STRING"");
- isdn_tty_at_cout(rs, info);
- } else {
- if (*p[0] == '"')
- p[0]++;
- for (i = 0; (*p[0]) && i < (FAXIDLEN - 1) && (*p[0] != '"'); i++) {
- f->id[i] = *p[0]++;
- }
- if (*p[0] == '"')
- p[0]++;
- for (r = i; r < FAXIDLEN; r++) {
- f->id[r] = 32;
- }
- f->id[FAXIDLEN - 1] = 0;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax local ID "%s"n", f->id);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* MDL? - DCE Model */
- if (!strncmp(p[0], "MDL?", 4)) {
- p[0] += 4;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: FMDL?n");
- #endif
- isdn_tty_at_cout("rnisdn4linux", info);
- return 0;
- }
- /* MFR? - DCE Manufacturer */
- if (!strncmp(p[0], "MFR?", 4)) {
- p[0] += 4;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: FMFR?n");
- #endif
- isdn_tty_at_cout("rnisdn4linux", info);
- return 0;
- }
- /* MINSP=n - Minimum Speed for Phase C */
- if (!strncmp(p[0], "MINSP", 5)) {
- p[0] += 5;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->minsp);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-5");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 5))
- PARSE_ERROR1;
- f->minsp = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FMINSP=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* PHCTO=value - DTE phase C timeout */
- if (!strncmp(p[0], "PHCTO", 5)) {
- p[0] += 5;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->phcto);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0-255");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 255))
- PARSE_ERROR1;
- f->phcto = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FPHCTO=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* REL=n - Phase C received EOL alignment */
- if (!strncmp(p[0], "REL", 3)) {
- p[0] += 3;
- switch (*p[0]) {
- case '?':
- p[0]++;
- sprintf(rs, "rn%d", f->rel);
- isdn_tty_at_cout(rs, info);
- break;
- case '=':
- p[0]++;
- if (*p[0] == '?') {
- p[0]++;
- sprintf(rs, "rn0,1");
- isdn_tty_at_cout(rs, info);
- } else {
- par = isdn_getnum(p);
- if ((par < 0) || (par > 1))
- PARSE_ERROR1;
- f->rel = par;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FREL=%dn", par);
- #endif
- }
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- /* REV? - DCE Revision */
- if (!strncmp(p[0], "REV?", 4)) {
- p[0] += 4;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: FREV?n");
- #endif
- strcpy(rss, isdn_tty_fax_revision);
- sprintf(rs, "rnRev: %s", isdn_getrev(rss));
- isdn_tty_at_cout(rs, info);
- return 0;
- }
- /* Phase C Transmit Data Block Size */
- if (!strncmp(p[0], "TBC=", 4)) { /* dummy, not used */
- p[0] += 4;
- #ifdef ISDN_TTY_FAX_STAT_DEBUG
- printk(KERN_DEBUG "isdn_tty: Fax FTBC=%cn", *p[0]);
- #endif
- switch (*p[0]) {
- case '0':
- p[0]++;
- break;
- default:
- PARSE_ERROR1;
- }
- return 0;
- }
- printk(KERN_DEBUG "isdn_tty: unknown token=>AT+F%s<n", p[0]);
- PARSE_ERROR1;
- }
- int
- isdn_tty_cmd_PLUSF_FAX(char **p, modem_info * info)
- {
- if (TTY_IS_FCLASS2(info))
- return (isdn_tty_cmd_FCLASS2(p, info));
- else if (TTY_IS_FCLASS1(info))
- return (isdn_tty_cmd_FCLASS1(p, info));
- PARSE_ERROR1;
- }